Hardware Spec Index

Caldera PW-8993 Ultra 750W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW8993-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index1,270 (Power Supplies scale)
Category rank#32,762
Street price$69
Power750 W (rated)
Performance per dollar18.41
Released2025

Specifications

BrandCaldera
ModelCaldera PW-8993 Ultra
Rated output750 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityNon-modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-5479 Ultra 1000W 80 PLUS Gold ATX 3.1 Power Supply2,172$219Compare
Novexa PW-2014 SE 1600W 80 PLUS Titanium ATX Power Supply2,750$339Compare
Vantrel PW-4771 SE 750W 80 PLUS Gold ATX 3.1 Power Supply1,084$59Compare
Teralux PW-9098 XT 1000W 80 PLUS Titanium SFX Power Supply2,474$259Compare
Caldera PW-6336 Ti 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,643$339Compare
Teralux PW-4736 Ultra 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,892$349Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8993 Ultra 750W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/4047408 (accessed 2026-10-25).